linux-kernel - Re: [PATCH v2 1/6] rust: error: Rename to_kernel_errno() -> to

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Message-ID: <20230329213220.37d9ce85.gary@garyguo.net>
Date:   Wed, 29 Mar 2023 21:32:20 +0100
From:   Gary Guo <gary@...yguo.net>
To:     Asahi Lina <lina@...hilina.net>
Cc:     Miguel Ojeda <ojeda@...nel.org>,
        Alex Gaynor <alex.gaynor@...il.com>,
        Wedson Almeida Filho <wedsonaf@...il.com>,
        Boqun Feng <boqun.feng@...il.com>,
        Björn Roy Baron <bjorn3_gh@...tonmail.com>,
        Sven Van Asbroeck <thesven73@...il.com>,
        Fox Chen <foxhlchen@...il.com>,
        Martin Rodriguez Reboredo <yakoyoku@...il.com>,
        Andreas Hindborg <a.hindborg@...sung.com>,
        rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org,
        asahi@...ts.linux.dev
Subject: Re: [PATCH v2 1/6] rust: error: Rename to_kernel_errno() ->
 to_errno()

On Wed, 29 Mar 2023 21:04:33 +0900
Asahi Lina <lina@...hilina.net> wrote:

> This is kernel code, so specifying "kernel" is redundant. Let's simplify
> things and just call it to_errno().
> 
> Signed-off-by: Asahi Lina <lina@...hilina.net>

Thanks Lina for implementing my suggestion.

Reviewed-by: Gary Guo <gary@...yguo.net>

> ---
>  rust/kernel/error.rs  | 2 +-
>  rust/macros/module.rs | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/rust/kernel/error.rs b/rust/kernel/error.rs
> index 5b9751d7ff1d..35894fa35efe 100644
> --- a/rust/kernel/error.rs
> +++ b/rust/kernel/error.rs
> @@ -73,7 +73,7 @@ pub struct Error(core::ffi::c_int);
>  
>  impl Error {
>      /// Returns the kernel error code.
> -    pub fn to_kernel_errno(self) -> core::ffi::c_int {
> +    pub fn to_errno(self) -> core::ffi::c_int {
>          self.0
>      }
>  }
> diff --git a/rust/macros/module.rs b/rust/macros/module.rs
> index a7e363c2b044..143336543866 100644
> --- a/rust/macros/module.rs
> +++ b/rust/macros/module.rs
> @@ -258,7 +258,7 @@ pub(crate) fn module(ts: TokenStream) -> TokenStream {
>                          return 0;
>                      }}
>                      Err(e) => {{
> -                        return e.to_kernel_errno();
> +                        return e.to_errno();
>                      }}
>                  }}
>              }}
>